The Perko 8503DP Medium Duty Battery Selector Switch is designed for use in 6 to 32 volt marine electrical systems. This switch features an alternator field disconnect, which interrupts the field current when turned to the off position while the engine is running to help protect non-unitized alternators from damage.
- Capacity: 250 amps continuous, 360 amps for 5 minutes intermittent
- Positions: 2
- Ignition protected for marine safety
- Durable polycarbonate body with brass terminals
- Terminal stud size: 5/16 in.
- Diameter: 5-1/4 in.
- Depth: 2-5/8 in.
- Model number: 8503DP
Product facts
- CT SKU
- CT-101150
- Model / MPN
- 8503DP
- UPC / GTIN
- 085226559969
- Package dimensions
- 3" X 6" X 8"
- Package weight
- 0.85 lb
- Specifications
- AFD = Yes\nLockable = No\nPositions = 2\nContinuous Amperage = 250a
Fit-sensitive item: confirm measurements, model numbers, and manufacturer details before ordering. Tug & Tow does not guarantee universal compatibility from a product page alone.
Shipping & returns
Shipping & returns
Shipping methods, delivery estimates, and final costs appear at checkout before payment. Some bulky, supplier-shipped, or special-handling items may ship separately. See Shipping & Returns for return windows and eligibility.
Fit & compatibility
Fit & compatibility
Review the product title, description, images, dimensions, part numbers, and manufacturer details before purchase. For fit-sensitive items, confirm compatibility with your boat, RV, trailer, vehicle, or equipment.
Need help choosing?
Need help choosing?
Send us the product link or SKU, plus details about your boat, RV, trailer, vehicle, or project. We will help you narrow down the right option when product fit is not obvious.
